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potassium alloy

См. также в других словарях:

  • potassium — /peuh tas ee euhm/, n. Chem. a silvery white metallic element that oxidizes rapidly in the air and whose compounds are used as fertilizer and in special hard glasses. Symbol: K; at. wt.: 39.102; at. no.: 19; sp. gr.: 0.86 at 20°C. [1800 10; < NL; …   Universalium

  • Potassium — (pronEng|pəˈtæsiəm) is a chemical element. It has the symbol K ( la. kalium, from ar. qalīy), atomic number 19, and atomic mass 39.0983. The name potassium comes from the word potash , as potassium was first isolated from potash. Potassium is a… …   Wikipedia

  • Fusible alloy — A fusible alloy, usually eutectic alloy is capable of being fused, as well as being liquefied by heat.Sometimes the term fusible alloy is used to describe alloys with a melting point below 150 °C. Fusible alloys in this sense are used for… …   Wikipedia

  • NaK — For other meanings, see Nak (disambiguation). NaK Identifiers CAS number …   Wikipedia

  • Fire extinguisher — Extinguisher redirects here. Extinguisher may also refer to a candle snuffer. A stored pressure fire extinguisher …   Wikipedia

  • nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them …   Universalium

  • NaK — Pour les articles homonymes, voir Nak. alliage Sodium Potassium données pour le mélange eutectique (78% K, 22% Na) Général …   Wikipédia en Français

  • 11135-81-2 — NaK alliage Sodium Potassium données pour le mélange eutectique (78% K, 22% Na) Général No CAS …   Wikipédia en Français

  • RORSAT — Radar Ocean Reconnaissance SATellite or RORSAT is the western name given to the Soviet Upravlyaemyj Sputnik Aktivnyj (Управляемый Спутник Активный) (US A) satellites. These satellites were launched between 1967 and 1988 to monitor NATO and… …   Wikipedia

  • Galinstan — is an eutectic alloy of gallium, indium, and tin which is liquid at room temperature, typically freezing at −19 °C (−2.2 °F). Due to the low toxicity of its component metals, it finds use as a non toxic replacement for many applications that… …   Wikipedia

  • List of desiccants — A desiccant is a substance that absorbs water. It is most commonly used to remove humidity that would normally degrade or even destroy products sensitive to moisture.List of desiccants:* Activated alumina * Aerogel * Benzophenone * Bentonite clay …   Wikipedia

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